National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

54°F

12°C

Humidity 35%
Wind Speed NW 13 G 17 mph
Barometer 30.28 in (1025.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 11 Apr 4:56 pm EDT
Extended Forecast for

3 Miles NNW Lewbeach NY

  • Tonight

    Tonight: Clear, with a low around 26. Northwest wind 6 to 11 mph becoming light north after midnight.

    Low: 26 °F

    Clear

  • Sunday

    Sunday: Partly sunny, with a high near 51. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 51 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers, mainly between 7pm and 2am. Mostly cloudy, with a low around 41. South wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 66. Southwest wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 2am. Mostly cloudy, with a low around 53. West wind 6 to 10 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 26. Northwest wind 6 to 11 mph becoming light north after midnight.
Sunday
Partly sunny, with a high near 51. Light southeast wind becoming south 5 to 10 mph in the morning.
Sunday Night
A chance of showers, mainly between 7pm and 2am. Mostly cloudy, with a low around 41. South wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 66. Southwest wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers before 2am. Mostly cloudy, with a low around 53. West wind 6 to 10 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Lewbeach NY
 42.04°N 74.8°W (Elev. 2274 ft)
Last Update:
2:30 pm EDT Apr 11, 2026
Forecast Valid:
5pm EDT Apr 11, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation